时间: 2025-04-26 00:55:07
美: [saɪn]
英: [saɪn]
n. 迹象；符号；记号；手势；指示牌
vi. 签署；签名
vt. 签署；示意
最后更新时间:2025-04-26 00:55:07
字面意思：
"Sign" 意味着一个标识、迹象或符号，通常用来传达信息或指示某种状态。其基本定义为：一个用来表示、指示或象征某种事物的标记或符号。
词性：
名词（noun）和动词（verb）。作为名词时，它指代标识或迹象；作为动词时，表示用手势或符号表达。
词源分析：
"Sign" 源自拉丁语 "signum"，意为“标记”或“迹象”。其词根为 "sign-"，表示“标记、信号”。没有前缀，常见后缀 "-um" 表示名词。
历史背景：
"Sign" 这个词在英语中首次出现在中世纪，约在12世纪时，常用于**和法律文献中。
课本：
在**教材中，"sign" 常出现在初中和高中英语课本中，尤其是在与交流和符号相关的单元。在牛津和美国的教材中，通常出现在初中英语课程中，涉及日常交流和阅读理解。
正式与非正式语境：
正式语境：在法律文件中，“sign”常用于指示签署合同或协议的行为。
例句：Please sign the contract to confirm your agreement.（请签署合同以确认您的同意。）
非正式语境：在日常对话中，可能用于指代某种迹象或暗示。
例句：I took it as a sign that I should call her.（我把这当作我应该打电话给她的迹象。）
特殊场合：
法律：在法律文件中，“sign”指的是在文件上签名，表示同意或确认。
科学：在科学中，"sign" 可能用于表示某种现象的指标。
引证：In scientific research, a positive sign in the results could indicate a successful experiment.
The sign on the door said "Closed."
门上的标志写着“关闭”。
She made a sign to indicate she was ready.
她做了一个手势表示她准备好了。
The doctor noted a sign of improvement in the patient’s condition.
医生注意到病人状况的改善迹象。
The highway sign directed us to the nearest gas station.
高速公路标志指引我们到最近的加油站。
A sigh from her was a sign of frustration.
她的叹息是沮丧的迹象。
同义词：
反义词：
音标记忆法：
通过音标记忆 "sign" 的发音 /saɪn/，可以联想到“指示”的声音和含义。
词根记忆法：
记住词根 "sign-" 代表“标记”，联想到各种相关词汇，如 "signature"（签名）和 "design"（设计）。
通过以上分析和示例，可以帮助学*者更全面地理解和使用“sign”这个单词。
[N-COUNT] A sign is a mark or shape that always has a particular meaning, for example, in mathematics or music. 符号
例：Equations are generally written with an equal sign.等式通常用等号来写。
[N-COUNT] A sign is a movement of your arms, hands, or head which is intended to have a particular meaning. 姿势; 手势
例：They gave Lavalle the thumbs-up sign.他们给拉瓦列做了一个竖起大拇指的手势。
[V-T] If you sign, you communicate with someone using sign language. If a programme or performance is signed, someone uses sign language so that deaf people can understand it. 打手势; (节目或表演) 配手势语
例：All programmes will be either "signed" or subtitled.所有的节目都配有手势语或者字幕。
[N-COUNT] A sign is a piece of wood, metal, or plastic with words or pictures on it. Signs give you information about something, or give you a warning or an instruction. 指示牌
例：...a sign saying that the motorway was closed because of snow.…一个写着公路因大雪封闭的指示牌。
[N-VAR] If there is a sign of something, there is something which shows that it exists or is happening. 迹象; 征兆
例：They are prepared to hand back a hundred prisoners of war a day as a sign of good will.作为一种友好的表示，他们准备一天遣返100名战犯。
例：His face and movements rarely betrayed a sign of nerves.他的表情和行为很少流露出紧张的迹象。
[V-T] When you sign a document, you write your name on it, usually at the end or in a special space. You do this to indicate that you have written the document, that you agree with what is written, or that you were present as a witness. 在…上签名; 签署
例：World leaders are expected to sign a treaty pledging to increase environmental protection.人们期望世界领导人们能签署一份承诺加强环境保护的条约。
[V-T/V-I] If an organization signs someone or if someone signs for an organization, they sign a contract agreeing to work for that organization for a specified period of time. 签约雇用; 签约受雇
例：The Minnesota Vikings signed Herschel Walker from the Dallas Cowboys.明尼苏达维京人队签约雇用了达拉斯牛仔队的赫舍尔·沃克。
[N-COUNT] In astrology, a sign or a sign of the zodiac is one of the twelve areas into which the heavens are divided. 星座
例：The new moon takes place in your opposite sign of Libra on the 15th.15日新月会出现在天秤座的对面。
[PHRASE] If you say that there is no sign of someone, you mean that they have not yet arrived, although you are expecting them to come. 不见某人的踪影
例：The train was on time, but there was no sign of my Finnish friend.火车准时到达了，但还没有见到我芬兰朋友的踪影。